NZ Level 3
Balancing with mixed operations II
Lesson

When we balance number problems, we want them to have the same value on each side.   What can we do to one side, so that it has the same value as the other?  A seesaw can help you imagine how you might do this!

#### Worked Examples

##### Question 1

Complete the number sentence:

1. $15-\editable{}=14-2$15=142

##### Question 2

Complete the number sentence:

1. $24\div4=2\times\editable{}$24÷​4=2×

##### Question 3

Complete the number sentence:

1. $3+6=18\div\editable{}$3+6=18÷​

### Outcomes

#### NA3-1

Use a range of additive and simple multiplicative strategies with whole numbers, fractions, decimals, and percentages.